<template>
    <ContentWrap>
      <!-- 搜索工作栏 -->
      <el-form
        class="-mb-15px"
        :model="queryParams"
        ref="queryFormRef"
        :inline="true"
        label-width="68px"
      >
        <el-form-item label="题目" prop="questionText">
          <el-input
            v-model="queryParams.questionText"
            placeholder="请输入题目文本"
            clearable
            @keyup.enter="handleQuery"
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item label="题库名称" prop="bankName">
          <el-input
            v-model="queryParams.bankName"
            placeholder="请输入题库名称"
            clearable
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item label="类型" prop="questionType">
          <el-select
            v-model="queryParams.questionType"
            placeholder="请选择题目类型"
            clearable
            class="!w-240px"
          >
            <el-option v-for="item in questionTypeOptions" :key="item.value" :label="item.text" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="难度" prop="difficultyLevel">
          <el-select
            v-model="queryParams.difficultyLevel"
            placeholder="请选择难度级别"
            clearable
            class="!w-240px"
          >
            <el-option v-for="item in difficultyLevelOptions" :key="item.value" :label="item.text" :value="item.value" />
          </el-select>
        </el-form-item>
        <el-form-item label="创建时间" prop="createTime">
          <el-date-picker
            v-model="queryParams.createTime"
            value-format="YYYY-MM-DD HH:mm:ss"
            type="daterange"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
            :default-time="[new Date('1 00:00:00'), new Date('1 23:59:59')]"
            class="!w-240px"
          />
        </el-form-item>
        <el-form-item>
          <el-button @click="handleQuery"><Icon icon="ep:search" class="mr-5px" /> 搜索</el-button>
          <el-button @click="resetQuery"><Icon icon="ep:refresh" class="mr-5px" /> 重置</el-button>
          <el-button
            type="primary"
            plain
            @click="openForm('create')"
            v-hasPermi="['exam:question:create']"
          >
            <Icon icon="ep:plus" class="mr-5px" /> 新增
          </el-button>
          <el-button
            type="success"
            plain
            @click="handleExport"
            :loading="exportLoading"
            v-hasPermi="['exam:question:export']"
          >
            <Icon icon="ep:download" class="mr-5px" /> 导出
          </el-button>
        </el-form-item>
      </el-form>
    </ContentWrap>

    <!-- 列表 -->
    <ContentWrap>
      <el-table v-loading="loading" :data="list" :stripe="true" :show-overflow-tooltip="true">
        <el-table-column label="题库名称" align="center" prop="bankName">
          <template #default="scope">
            <el-tag v-if="scope.row.bankName!=null&&scope.row.bankName!=''">
              {{scope.row.bankName}}
            </el-tag>
            <el-tag v-else>
              ----
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column label="题目文本" align="center" prop="questionText" />
        <el-table-column label="题目类型" align="center" prop="questionType" >
          <template #default="scope">
            <el-tag v-if="scope.row.questionType===1">
              单选
            </el-tag>
            <el-tag v-if="scope.row.questionType===2">
              多选
            </el-tag>
            <el-tag v-if="scope.row.questionType===3">
              判断
            </el-tag>
            <el-tag v-if="scope.row.questionType===4">
              填空
            </el-tag>
            <el-tag v-if="scope.row.questionType===5">
              简答
            </el-tag>
            <el-tag v-if="scope.row.questionType===6">
              问答
            </el-tag>
            <el-tag v-if="scope.row.questionType===7">
              计算
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column label="难度" align="center" prop="difficultyLevel" >
          <template #default="scope">
            <el-tag v-if="scope.row.difficultyLevel===1">
              简单
            </el-tag>
            <el-tag v-if="scope.row.difficultyLevel===2">
              一般
            </el-tag>
            <el-tag v-if="scope.row.difficultyLevel===3">
              中等
            </el-tag>
            <el-tag v-if="scope.row.difficultyLevel===4">
              困难
            </el-tag>
            <el-tag v-if="scope.row.difficultyLevel===5">
              极难
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column
          label="创建时间"
          align="center"
          prop="createTime"
          :formatter="dateFormatter"
          width="180px"
        />
        <el-table-column label="操作" align="center">
          <template #default="scope">
            <el-button
              link
              type="primary"
              @click="openForm('update', scope.row.id)"
              v-hasPermi="['exam:question:update']"
            >
              编辑
            </el-button>
            <el-button
              link
              type="danger"
              @click="handleDelete(scope.row.id)"
              v-hasPermi="['exam:question:delete']"
            >
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <Pagination
        :total="total"
        v-model:page="queryParams.pageNo"
        v-model:limit="queryParams.pageSize"
        @pagination="getList"
      />
    </ContentWrap>
    <!-- 表单弹窗：添加/修改 -->
    <QuestionForm ref="formRef" @success="getList" />
</template>

<script setup lang="ts">
import { dateFormatter } from '@/utils/formatTime'
import download from '@/utils/download'
import { QuestionApi, QuestionVO } from '@/api/exam/question'
import QuestionForm from './QuestionForm.vue'
import {DICT_TYPE} from "@/utils/dict";

/** 试题 列表 */
defineOptions({ name: 'Question' })

const message = useMessage() // 消息弹窗
const { t } = useI18n() // 国际化

const loading = ref(true) // 列表的加载中
const list = ref<QuestionVO[]>([]) // 列表的数据
const total = ref(0) // 列表的总页数
const queryParams = reactive({
  pageNo: 1,
  pageSize: 10,
  questionText: undefined,
  questionType: undefined,
  bankName: undefined,
  difficultyLevel: undefined,
  createTime: [],
})
const questionTypeOptions = ref([
  {text: '单选', value: 1,},
  {text: '多选', value: 2,},
  {text: '判断', value: 3,},
  {text: '填空', value: 4,},
  {text: '简答', value: 5,},
  {text: '问答', value: 6,},
  {text: '计算', value: 7,}
])
const difficultyLevelOptions = ref([
  {text: '简单', value: 1,},
  {text: '一般', value: 2,},
  {text: '中等', value: 3,},
  {text: '困难', value: 4,},
  {text: '极难', value: 5,},
])
const queryFormRef = ref() // 搜索的表单
const exportLoading = ref(false) // 导出的加载中
defineExpose({ open }) // 提供 open 方法，用于打开弹窗
/** 查询列表 */
const getList = async () => {
  loading.value = true
  try {
    const data = await QuestionApi.getQuestionPage(queryParams)
    list.value = data.list
    total.value = data.total
  } finally {
    loading.value = false
  }
}

/** 搜索按钮操作 */
const handleQuery = () => {
  queryParams.pageNo = 1
  getList()
}

/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value.resetFields()
  handleQuery()
}

/** 添加/修改操作 */
const formRef = ref()
const openForm = (type: string, id?: number) => {
  formRef.value.open(type,queryParams.bankId, id)
}

/** 删除按钮操作 */
const handleDelete = async (id: number) => {
  try {
    // 删除的二次确认
    await message.delConfirm()
    // 发起删除
    await QuestionApi.deleteQuestion(id)
    message.success(t('common.delSuccess'))
    // 刷新列表
    await getList()
  } catch {}
}

/** 导出按钮操作 */
const handleExport = async () => {
  try {
    // 导出的二次确认
    await message.exportConfirm()
    // 发起导出
    exportLoading.value = true
    const data = await QuestionApi.exportQuestion(queryParams)
    download.excel(data, '试题.xls')
  } catch {
  } finally {
    exportLoading.value = false
  }
}

/** 初始化 **/
onMounted(() => {
  getList()
})
</script>